940699693 has 2 divisors, whose sum is σ = 940699694. Its totient is φ = 940699692.

The previous prime is 940699687. The next prime is 940699733. The reversal of 940699693 is 396996049.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 779358889 + 161340804 = 27917^2 + 12702^2 .

It is an emirp because it is prime and its reverse (396996049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940699693 - 2⁹ = 940699181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940693693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470349846 + 470349847.

It is an arithmetic number, because the mean of its divisors is an integer number (470349847).

Almost surely, 2^940699693 is an apocalyptic number.

It is an amenable number.

940699693 is a deficient number, since it is larger than the sum of its proper divisors (1).

940699693 is an equidigital number, since it uses as much as digits as its factorization.

940699693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2834352, while the sum is 55.

The square root of 940699693 is about 30670.8280455549. The cubic root of 940699693 is about 979.8291014641.

The spelling of 940699693 in words is "nine hundred forty million, six hundred ninety-nine thousand, six hundred ninety-three".